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Business Details
Custom Awnings & Canvas Products in Greenport, NY
Established in 1880, Wm. J. Mills & Co. & Co. has been a family-owned and operated business for over 140 years. Our legacy began with William J. Mills, a master sailmaker from Scotland, who recognized the evolving needs of maritime industries and diversified into awnings and canvas products. Today, we remain a sixth-generation family business, handcrafting premium awnings, custom canvas, marine covers, and iconic canvas bags in Greenport, NY. Our commitment to quality is evident in our use of durable materials like Sunbrella fabric and stainless steel, combined with traditional craftsmanship. We serve residential, commercial, and marine clients across Eastern Long Island, including the Hamptons, North Fork, and South Fork. Our team of experienced professionals operates a 15,000-square-foot facility equipped with advanced machinery while maintaining time-honored techniques.

We pride ourselves on personalized service, from on-site measurements to installation, ensuring each product meets exact specifications. Our partnership with Boston Whaler since 1951 underscores our reputation for precision and innovation in marine canvas. With over two centuries of cumulative staff experience, we continue to deliver solutions that blend functionality, durability, and aesthetic appeal. Our dedication to excellence has earned us recognition in fashion publications and the trust of institutions like Claudio's Restaurant, the oldest family-owned establishment in the U.S. As we adapt to modern demands, our core values of craftsmanship, reliability, and family tradition remain unchanged.
Services
Custom Awnings Marine Canvas Canvas Bags Sail Repair Whaler Covers Canvas Enclosures Cushion Covers Bimini Tops Sail Fabrication Canvas Storage
Highlights and features
  • We are a sixth-generation family business operating since 1880.
  • Our products are handcrafted in our Greenport, NY facility using premium materials.
  • We serve Eastern Long Island with over two centuries of cumulative staff experience.
  • We maintain partnerships with industry leaders like Boston Whaler since 1951.
  • Our 15,000-square-foot facility combines advanced machinery with traditional craftsmanship.
What people say
High-quality service Perfect fit and longevity Exceptional craftsmanship Durable weather-resistant products Family tradition of excellence
Services
Custom Awnings
We design and install custom awnings for residential and commercial properties across Eastern Long Island. Our awnings provide sun protection and weather resistance while enhancing property aesthetics. Each awning is crafted from durable materials and tailored to fit specific architectural requirements.
Marine Canvas
Our marine canvas products protect boats from all weather conditions. We create custom covers, enclosures, and cushions using high-quality materials that withstand harsh marine environments. Each product is engineered for precise fit and long-term durability.
Canvas Bags
Handcrafted canvas bags combine timeless style with exceptional durability. Made from the same rugged materials used in our marine products, these bags feature reinforced stitching and weather-resistant construction for everyday use and longevity.
Sail Repair
We offer comprehensive sail repair and maintenance services using premium sailcloth materials. Our technicians inspect, clean, and repair sails while providing expert advice on when replacement is necessary for optimal performance.
Whaler Canvas
Specialized canvas solutions for Boston Whaler boats feature precise fit and durability. We maintain an extensive pattern database to ensure accurate manufacturing of covers, enclosures, and accessories for all Whaler models.
People
Jamie Mills
President
Jamie Mills leads the awning division as President. Fifth-generation family member with extensive experience in custom awning solutions. Oversees operations while maintaining commitment to traditional craftsmanship and quality standards.
Bob Mills
Vice President
Bob Mills serves as Vice President managing custom canvas production. Fifth-generation family member with expertise in marine canvas and bag manufacturing. Focuses on maintaining quality while expanding product lines and modernizing production techniques.
Questions
Are your canvas products suitable for harsh marine environments?
Yes, our marine canvas products use Sunbrella fabric and stainless steel components designed to withstand saltwater exposure and UV degradation.
Do you provide installation services for awnings?
Yes, we offer professional installation services with our experienced team and specialized equipment for all custom awning projects.
Can you create custom canvas solutions for unique boat models?
Yes, we have over 5,000 patterns for Boston Whaler boats and can create custom solutions for other models upon request.
How should I maintain my canvas awning?
We recommend annual inspections, cleaning with mild detergent, and winter storage. Our team offers maintenance, repair, and reinstallation services.
Are your canvas bags truly made to last a lifetime?
Our bags use triple-stitched seams and marine-grade materials designed for extreme durability, backed by our 140-year reputation for quality craftsmanship.
Do you work with clients outside Eastern Long Island?
While we primarily serve Eastern Long Island, we can accommodate special projects and ship custom canvas products nationwide.